x = "There are %d types of people." % 10
binary = "binary"
do_not = "don't"
y = "Those who knows %s and those who %s." % (binary, do_not)
print x
print y
print "I said : %r." % x
print "I also said: '%s'." % y
hilarious = False
joke_evaluation = "Isn't that joke so funny ? ! %r "
print joke_evaluation % hilarious
w = "This is the left side of.."
e = "a string with a right side."
print w + e
